JezK

Edit File: log-eq-of-logging-and-traversal.js

// Copyright 2011 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
//     * Redistributions of source code must retain the above copyright
//       notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above
//       copyright notice, this list of conditions and the following
//       disclaimer in the documentation and/or other materials provided
//       with the distribution.
//     * Neither the name of Google Inc. nor the names of its
//       contributors may be used to endorse or promote products derived
//       from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

// This is a supplementary file for test-log/EquivalenceOfLoggingAndTraversal.

function parseState(s) {
  switch (s) {
  case "": return Profile.CodeState.COMPILED;
  case "~": return Profile.CodeState.OPTIMIZABLE;
  case "*": return Profile.CodeState.OPTIMIZED;
  }
  throw new Error("unknown code state: " + s);
}

function LogProcessor() {
  LogReader.call(this, {
      'code-creation': {
          parsers: [null, parseInt, parseInt, null, 'var-args'],
          processor: this.processCodeCreation },
      'code-move': { parsers: [parseInt, parseInt],
          processor: this.processCodeMove },
      'code-delete': null,
      'sfi-move': { parsers: [parseInt, parseInt],
          processor: this.processFunctionMove },
      'shared-library': null,
      'profiler': null,
      'tick': null });
  this.profile = new Profile();

}
LogProcessor.prototype.__proto__ = LogReader.prototype;

LogProcessor.prototype.processCodeCreation = function(
    type, start, size, name, maybe_func) {
  if (type != "LazyCompile" && type != "Script" && type != "Function") return;
  // Discard types to avoid discrepancies in "LazyCompile" vs. "Function".
  type = "";
  if (maybe_func.length) {
    var funcAddr = parseInt(maybe_func[0]);
    var state = parseState(maybe_func[1]);
    this.profile.addFuncCode(type, name, start, size, funcAddr, state);
  } else {
    this.profile.addCode(type, name, start, size);
  }
};

LogProcessor.prototype.processCodeMove = function(from, to) {
  this.profile.moveCode(from, to);
};

LogProcessor.prototype.processFunctionMove = function(from, to) {
  this.profile.moveFunc(from, to);
};

function addressComparator(entryA, entryB) {
    return entryA[0] < entryB[0] ? -1 : (entryA[0] > entryB[0] ? 1 : 0);
  }

logging_entries.sort(addressComparator);
  traversal_entries.sort(addressComparator);

function entityNamesEqual(entityA, entityB) {
    if ("getRawName" in entityB &&
        entityNamesEqual.builtins.indexOf(entityB.getRawName()) !== -1) {
      return true;
    }
    if (entityNamesEqual.builtins.indexOf(entityB.getName()) !== -1) return true;
    return entityA.getName() === entityB.getName();
  }
  entityNamesEqual.builtins =
    ["Boolean", "Function", "Number", "Object",
     "Script", "String", "RegExp", "Date", "Error"];

function entitiesEqual(entityA, entityB) {
    if ((entityA === null && entityB !== null) ||
      (entityA !== null && entityB === null)) return true;
    return entityA.size === entityB.size && entityNamesEqual(entityA, entityB);
  }

JezK

Edit File: log-eq-of-logging-and-traversal.js

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